elm/exercises/run-length-encoding/RunLengthEncodingTests.elm
Erik Simmler 54e3017815 Update to elm-test 2.0 (#96)
* Update exercises to elm-test 2.0

* Update docs to mention `elm-test` again

* Update .travis.yml to the correct version of elm-test

* Conform to the `<| \() ->` convention
2016-08-17 07:14:17 -04:00

47 lines
1.6 KiB
Elm

port module Main exposing (..)
import Test.Runner.Node exposing (run)
import Json.Encode exposing (Value)
import Test exposing (..)
import Expect
import RunLengthEncoding exposing (version, decode, encode)
tests : Test
tests =
describe "RunLengthEncoding"
[ test "the solution is for the correct version of the test" <|
\() -> Expect.equal 2 version
, test "encode simple" <|
\() -> Expect.equal "2A3B4C" (encode "AABBBCCCC")
, test "decode simple" <|
\() -> Expect.equal "AABBBCCCC" (decode "2A3B4C")
, test "encode with single values" <|
\() ->
Expect.equal "12WB12W3B24WB"
(encode "WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWB")
, test "decode with single values" <|
\() ->
Expect.equal "WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWB"
(decode "12WB12W3B24WB")
, test "(decode (encode (...)) combination" <|
\() ->
Expect.equal "zzz ZZ zZ"
(decode (encode "zzz ZZ zZ"))
, test "decode with a x10 value" <|
\() ->
Expect.equal "WWWWWWWWWW"
(decode "10W")
, test "encode unicode" <|
\() -> Expect.equal "32" (encode "")
, test "decode unicode" <|
\() -> Expect.equal "" (decode "32")
]
main : Program Never
main =
run emit tests
port emit : ( String, Value ) -> Cmd msg